This part contains requirements for oil [oil of any kind or in any form, including, but not limited to, petroleum, fuel oil, vegetable oil, animal oil, sludge, oil refuse, oil mixed with wastes other than dredged spoil]
spill response plan [the operator's core plan and the response zone appendices for responding to the maximum extent practicable, to a worse case discharge of oil, or the substantial threat of such a discharge]s
to reduce the environmental impact of oil discharged from onshore oil
pipelines.